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Subject: Re: [boost] Provisional Boost.Generic and Boost.Auto_Function (concepts without concepts)
From: Dave Abrahams (dave_at_[hidden])
Date: 2010-12-16 09:20:50

On Wed, Dec 15, 2010 at 9:29 PM, Matt Calabrese <rivorus_at_[hidden]> wrote:
> I think this should be a concise way to handle situations
> equivalent to the circle-ellipse problem without programmers having to
> manually create separate mutable and immutable concepts. Have I made this
> point clear?


> If anyone has anything to say about this idea please let me know, especially
> anything negative. Again, if I ever pursue this idea at all, it won't be for
> a very long time anyway, but I'd like people to think about it now.

I just wonder whether this sort of thing comes up often enough to
warrant a feature, or is it enough to simply define separate Ellipse
and MutableEllipse concepts?

Dave Abrahams
BoostPro Computing

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